refactor: add cache tests and remove cache merge task (#14)

cache/get_test.go

@@ -0,0 +1,98 @@
+package cache
+
+import (
+	"github.com/rs/zerolog"
+	"reflect"
+	"testing"
+	"time"
+)
+
+func TestClient_Get(t *testing.T) {
+	type fields struct {
+		log zerolog.Logger
+	}
+	type args struct {
+		bucket string
+		key    string
+	}
+	tests := []struct {
+		name    string
+		fields  fields
+		args    args
+		sleep   time.Duration
+		put     bool
+		ttl     time.Duration
+		want    []byte
+		wantErr bool
+	}{
+		{
+			name: "no value",
+			fields: fields{
+				log: zerolog.Logger{},
+			},
+			args: args{
+				bucket: "get",
+				key:    "test",
+			},
+			want:    nil,
+			wantErr: true,
+		},
+		{
+			name: "with value",
+			fields: fields{
+				log: zerolog.Logger{},
+			},
+			args: args{
+				bucket: "get",
+				key:    "test",
+			},
+			sleep:   1 * time.Second,
+			put:     true,
+			ttl:     2 * time.Second,
+			want:    []byte("test"),
+			wantErr: false,
+		},
+		{
+			name: "no value post ttl",
+			fields: fields{
+				log: zerolog.Logger{},
+			},
+			args: args{
+				bucket: "get",
+				key:    "test",
+			},
+			sleep:   1 * time.Second,
+			want:    nil,
+			wantErr: true,
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			c := &Client{
+				log: tt.fields.log,
+				db:  newDb(t, "get"),
+			}
+
+			if tt.put {
+				if err := c.Put(tt.args.bucket, tt.args.key, tt.want, tt.ttl); (err != nil) != tt.wantErr && tt.sleep == 0 {
+					t.Errorf("Put() error = %v, wantErr %v", err, tt.wantErr)
+				}
+			}
+
+			time.Sleep(tt.sleep)
+
+			got, err := c.Get(tt.args.bucket, tt.args.key)
+			if (err != nil) != tt.wantErr {
+				t.Errorf("Get() error = %v, wantErr %v", err, tt.wantErr)
+				return
+			}
+			if !reflect.DeepEqual(got, tt.want) {
+				t.Errorf("Get() got = %v, want %v", got, tt.want)
+			}
+
+			if err := c.Close(); err != nil {
+				t.Errorf("Close() error = %v, wantErr %v", err, nil)
+			}
+		})
+	}
+}